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Finding the Fourth Proportional to 144,444.87, 216,666.68 and 39,263.54

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Solution

The fourth proportional to 144,444.87, 216,666.68 and 39,263.54 is: 58,895.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,444.87 : 216,666.68 = 39,263.54 : x
  2. Step 2: Convert to fraction form
    144,444.87/216,666.68 = 39,263.54/x
  3. Step 3: Cross multiply
    144,444.87x = 216,666.68 × 39,263.54
  4. Step 4: Simplify right side
    144,444.87x = 8,507,099,577.20
  5. Step 5: Solve for x
    x = 8,507,099,577.20/144,444.87
  6. Step 6: Final answer
    x = 58,895.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.